Ranking of Maine Counties By Population in 2018

Updated on January 28, 2024.

Based on the US Census Vintage data estimates, in 2018, the Population for Maine was 1.34M. Among all Maine counties, Cumberland County had the highest population (294.36K), followed by York County (206.04K), and Penobscot County (151.80K).

The chart below shows the top 10 counties, and the table below shows the ranking of all Maine counties.

You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.

See this for other years:
Ranking of Maine Counties By Population in 2018
Cumberland
York
Penobscot
Kennebec
Androscoggin
Aroostook
Oxford
Hancock
Somerset
Knox
Ranking of Maine Counties By Population in 2018
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Rank County Population
1 Cumberland County 294363
2 York County 206041
3 Penobscot County 151798
4 Kennebec County 122086
5 Androscoggin County 107987
6 Aroostook County 67302
7 Oxford County 57777
8 Hancock County 54849
9 Somerset County 50568
10 Knox County 39760
11 Waldo County 39678
12 Sagadahoc County 35821
13 Lincoln County 34396
14 Washington County 31152
15 Franklin County 29831
16 Piscataquis County 16714